メタデータ名 Te50600
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.3687500 44.1666667, 142.3750000 44.1666667, 142.3750000 44.1708334, 142.3687500 44.1708334, 142.3687500 44.1666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral